2004 Infiniti M45FACTORY OEM SERVICE PROCEDURE

Trunk Release Solenoid Check

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK TRUNK LID OPENER 

    Check trunk release operation with trunk lid opener switch.

    NOTE: First check trunk lid opener cancel switch position. Refer to "TRUNK LID OPENER ".

    Does trunk lid open? 

    1. Yes: GO TO 2.
    2. No: Check trunk release solenoid and the circuit.
  2. CHECK TRUNK LID OPENER ACTUATOR OPERATION 

    With CONSULT-II 

    1. Select "ACTIVE TEST" in "MULTI REMOTE ENT" with CONSULT-II.
    2. Select "TRUNK/BACK DOOR" and touch "ON".

      Trunk release solenoid should operate. 

      NOTE: If CONSULT-II is not available, skip this procedure and go to the next step.

    OK or NG? 

    1. OK: Trunk lid opener actuator circuit is OK.
    2. NG: Check harness for open or short between BCM and trunk lid opener actuator.
    Fig 1: Checking Trunk Lid Opener Actuator Operation With Consult-II
    G02161913Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK TRUNK LID OPENER ACTUATOR CIRCUIT 

    Without CONSULT-II 

    1. Disconnect trunk lamp switch and trunk release solenoid connector.
    2. Check voltage between trunk lamp switch and trunk release solenoid harness connector B32 terminal 3 (P) and ground.

      3 (P) - Ground : Battery voltage should exist. 

    3. Check continuity between trunk lamp switch and trunk release solenoid harness connector B32 terminal 4 (B) and ground.

      4 (B) - Ground : Continuity should exist. 

    OK or NG? 

    1. OK: Replace trunk release solenoid.
    2. No: Check the following.
      1. Harness for open or short between BCM and trunk release solenoid
      2. Harness for open or short between trunk lamp switch and trunk release solenoid and ground
      3. Replace BCM
    Fig 2: Checking Trunk Lid Opener Actuator Circuit Without Consult-II
    G02161914Courtesy of NISSAN MOTOR CO., U.S.A.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.